Lollapalooza 2014 line up includes Eminem, Kings of Leon, Skrillex, and more.

The Chicago Tribune reports that sources have confirmed that Eminem, Kings of Leon, Skrillex, and Arctic Monkeys are among the headliners for the festival.

All four headliners are Lollapalooza veterans. Eminem performed in 2011, Skrillex has performed since 2011, Kings of Leon performed in 2009, and Arctic Monkeys performed in 2011, but this will be their first time headlining.

Radio.com reports that Skrillex will also headline at the Coachella festival with Outkast, Lorde, Muse, and Arcade Fire.

Other artists scheduled to perform at Coachella include Calvin Harris, Queens of the Stone Age, Foster the People, Beck, Pharrell Williams, and much more.

Coachella takes place over two different weekends; April 12-14 and April 19-21.

Lollapalooza will take place Aug 1-3, and will feature over 100 bands across eight different stages in Grant Park in Chicago. The full line up is set to release next week.

Last year's Lollapalooza headliners included The Killers, The Cure, Nine Inch Nails, and Mumford & Sons.

Tickets will go on sale Tuesday, March 25.

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